1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
rosijanka [135]
4 years ago
7

Which organisms on the geologic time scale are now extinct?

Biology
1 answer:
ludmilkaskok [199]4 years ago
3 0

dinosaurs are now extinct
You might be interested in
What function do proteins perform in the cell membrane
r-ruslan [8.4K]

Answer:

Membrane proteins perform a variety of functions vital to the survival of organisms: Membrane receptor proteins relay signals between the cell's internal and external environments. Transport proteins move molecules and ions across the membrane.

Explanation:

they help transport some substances through the membrane.

4 0
4 years ago
IMAGINE A WORLD DEVOID OF PLANTS
muminat

Answer:

Most water bodies stay healthy for aquatic lives because of the vital roles played by plants. The cleansing effect of pla

3 0
3 years ago
Read 2 more answers
NASA scientists found on Mars a molecule similar to DNA, except it only uses three bases (A, C, T). Just like DNA, however, it i
pav-90 [236]

Answer: 4 codon

Explanation:

We have two important data, that a molecule brought from Mars uses only three bases (A, C and T) and that it has 30 amino acids

Knowing that to encode 30 amino acids with 3 bases, you need to have 4 bases in your codon.

We have the possibility that having 4 bases can be encoded enough like this:

3 ^ 4 = 81.

however if we do the same procedure with 3 basic codons we will get an insufficient result

  3 ^ 3 = 27

so the most likely codon number is 4

3 0
3 years ago
The branch of anatomy that studies the microscopic structure of tissues is A. physiology. B. histology. C. anatomy. D. biology.
baherus [9]
The answer is C. anatomy because anatomy is the study of structure while physiology is the study of how the function works either mechanically or etc.
5 0
3 years ago
Read 2 more answers
When hydrogen bonds form between water<br> molecules, water<br> evaporates<br> condenses
mel-nik [20]
The water molecules enter a gaseous state called water vapor. So water Evaporates.
4 0
3 years ago
Other questions:
  • When you notice that someone has unusually blue eyes, you've noticed their
    5·2 answers
  • Which is the change in size of a group of organism of the same species over time
    5·2 answers
  • The leeward side of a mountain receives far less rainfall than the windward side is what?
    8·1 answer
  • Will mark brainliest!
    11·1 answer
  • A bacteria does not have a nucleus inside its cell , that is why it is called a
    13·2 answers
  • What is the percentage of cytosine in wheat ?
    14·1 answer
  • Give two processes which occur during interphase and which are necessary for
    15·1 answer
  • In binary fission, are the reproduced cells genetically the same or different from each other?
    6·1 answer
  • Body temperature control is an example of ____, a process by which the body responds to a stimulus by correcting the change and
    12·1 answer
  • I am struggling answering this question:Discuss the structural differences between polysaccharides starch, cellulose, and glycog
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!